//package com.huangjw.lbr.gateway.handler;
//
//import com.ares.common.core.util.AresResult;
//import lombok.extern.slf4j.Slf4j;
//import org.springframework.http.HttpStatus;
//import org.springframework.http.MediaType;
//import org.springframework.stereotype.Component;
//import org.springframework.web.reactive.function.BodyInserters;
//import org.springframework.web.reactive.function.server.HandlerFunction;
//import org.springframework.web.reactive.function.server.ServerRequest;
//import org.springframework.web.reactive.function.server.ServerResponse;
//import reactor.core.publisher.Mono;
//
//import java.util.Optional;
//
//import static org.springframework.cloud.gateway.support.ServerWebExchangeUtils.GATEWAY_ORIGINAL_REQUEST_URL_ATTR;
//
///**
//
// * @date 2018/7/5
// * Hystrix 降级处理
// */
//@Slf4j
//@Component
//public class HystrixFallbackHandler implements HandlerFunction<ServerResponse> {
//	@Override
//	public Mono<ServerResponse> handle(ServerRequest serverRequest) {
//		Optional<Object> originalUris = serverRequest.attribute(GATEWAY_ORIGINAL_REQUEST_URL_ATTR);
//
//		originalUris.ifPresent(originalUri -> log.error("网关执行请求:{}失败,hystrix服务降级处理", originalUri));
//
//		return ServerResponse.status(HttpStatus.INTERNAL_SERVER_ERROR.value())
//				.contentType(MediaType.APPLICATION_JSON_UTF8)
//				.body(BodyInserters.fromObject(AresResult.failed("服务异常")));
//	}
//}
